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JWSCL Documentation
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TJwCryptKey.Derive Constructor
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JWSCL Documentation
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constructor Derive(CSP: TJwCryptProvider; Alg: TJwEncryptionAlgorithm; Flags: TJwKeyFlagSet; Length: Word; BaseData: TJwHash);
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Parameters |
Description |
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CSP: TJwCryptProvider |
The cryptographic service provider |
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Alg: TJwEncryptionAlgorithm |
The algorithm for which the key is to be used |
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Flags: TJwKeyFlagSet |
Flags to use with the WinAPI call |
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Length: Word |
The length of the key |
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BaseData: TJwHash |
The base data from which the key shall be derived. The data must have been added to the hash object using TJwHash.HashData |
Derives a key from a specified seed
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Exceptions |
Description |
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will be raised if the underlying Windows call fails. |
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